Uninstall MySQL completely from Ubuntu -

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i have trouble in uninstalling mysql ubuntu. used following commands, doesn't seem still find mysql folder in \etc directory

1.aptitude remove mysql-client

2.aptitude remove mysql-server

3.aptitude remove mysql-common

please suggest way uninstall , command check if uninstallation successful. thank you!

sudo apt-get remove --purge mysql-client mysql-server


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